Answer:
The newly united Arab Muslims had not posed a threat before
Explanation:
Driving at 55 miles per hour saves gas
So the manchus formed the Qing Dynasty of China from 1644-1912.
That's a long time XD
the Manchus took advantage of the rebellion and chaos in the Chinese empire and moved south. Forming an alliance with a Ming loyalist general, they entered Beijing in June and almost immediately took power for themselves.
The steam engine made it so that products could be transported much faster over longer distances. This meant that certain things could be produced much faster.
Of these statements listed a major significant difference between the North and the South in the years leading up to the Civil War was that, "The North did not allow slavery, while the South depended on it." There were also major political differences in other areas.